Home / 369,929.10-554,560.59-133,105.25

Finding the Fourth Proportional to 369,929.10, 554,560.59 and 133,105.25

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Solution

The fourth proportional to 369,929.10, 554,560.59 and 133,105.25 is: 199,538.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,929.10 : 554,560.59 = 133,105.25 : x
  2. Step 2: Convert to fraction form
    369,929.10/554,560.59 = 133,105.25/x
  3. Step 3: Cross multiply
    369,929.10x = 554,560.59 × 133,105.25
  4. Step 4: Simplify right side
    369,929.10x = 73,814,925,972.10
  5. Step 5: Solve for x
    x = 73,814,925,972.10/369,929.10
  6. Step 6: Final answer
    x = 199,538.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.